regulator: tps65219: Add support for TPS65215 Regulator IRQs

Isolate all changes involving regulator IRQ types:
- Adding in TPS65215 resources
- Organize what resources are common vs device-specific
- How the chip_data uses these resource structs
- Restructure the probe() for multi-PMIC support.

Signed-off-by: Shree Ramamoorthy <s-ramamoorthy@ti.com>
Link: https://patch.msgid.link/20250425205736.76433-4-s-ramamoorthy@ti.com


Signed-off-by: Mark Brown <broonie@kernel.org>